What is our Workers Compensation policy number?

We do not have a policy number. If you are requested to provide a policy number on a form, in lieu of a number please indicate the following: "The Massachusetts Catholic Self-Insurance Group, Inc. operates under a Certificate of Approval on file with the Commonwealth of Massachusetts, Division of Insurance."

Do we report the payroll for part-time employees?

I received a dividend invoice? How do I get a refund?

All refunds should be requested in writing and sent to the Massachusetts Catholic Self-Insurance Group, Inc. You can send your requests either by mail to the address on the invoice, or by fax to 617-779-4572, or via This email address is being protected from spambots. You need JavaScript enabled to view it..

An employee was injured on the job. How do I report the claim?

How do I obtain a Workers Compensation Posting Notice?

You can contact Associated Industries of Massachusetts (AIM), Linda Marquis at 781-221-8854, or you can This email address is being protected from spambots. You need JavaScript enabled to view it. to request a posting for your location.